Safety precaution
a. To avoid electrical shock, make sure to disconnect power supply
1minute or more before operating the electrical part. Even after
1minute, always measure the voltage at the terminals of main
circuit capacitors or electrical parts and, before touching, make
sure that those voltages are lower than the safety voltage.
b. Power supply wire line size must be selected according to this
manual. And must be grounded.
c. Don’t put in hands or stick to air outlet grill when fan motor are
working.
d. Don’t use wet hand touch wire lines, and don’t pull any wire lines of
the unit.
e. Water or any other kind liquid is forbidden to poured into the unit.
f. Select correct air breaker and leakage protection switch.
g. Don’t touch the fin of source side heat exchanger, it may hurt your
finger.
h. If any wire line is loose or damaged, suggest let qualified person to
fix it.
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